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Part N - Previous editions

Approved Document N was withdrawn in England in 2013 and the functional requirements and technical guidance it contained were moved into Approved Document K1.

This included the use of safety glazing, guidance on how windows, skylights and ventilation points must be located where they can be safely opened and closed and how all areas where glass is present must be easily and safely accessible for the purposes of cleaning. 

2010 amendments

Approved Document N : Glazing - safety in relation to impact, opening and cleaning (1998 edition including 2000 and 2010 amendments)2 (PDF 800 Kb)

This edition incorporated amendments made in 2010 as well as the previous amendments made in 2000.

2000 amendments

Approved Document N : Glazing - safety in relation to impact, opening and cleaning (1998 edition including 2000 amendments)3 (PDF 606 Kb)

This edition incorporated amendments made in 2000.

Useful links

Apply for building regulations approval1

  1. https://buildingcontrol.planningportal.co.uk/
  1. https://www.planningportal.co.uk/applications/building-control-applications/building-control/approved-documents/part-k-protection-from-falling-collision-and-impact/approved-document-k
  2. https://webarchive.nationalarchives.gov.uk/20141202130623/http://www.planningportal.gov.uk/uploads/br/BR_PDF_AD_N_2010.pdf
  3. https://webarchive.nationalarchives.gov.uk/20141202130624/http://www.planningportal.gov.uk/uploads/br/BR_PDF_AD_N_2000.pdf

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The Planning Portal is delivered by PortalPlanQuest Limited which is a joint venture between TerraQuest Solutions Limited and the Department for Levelling Up, Housing & Communities. All content © 2022 Planning Portal.